Search results for metal air pollution

Nanomaterials Aug 29, 2024

Nanoplastics put stress on trees and impair photosynthesis

It is well known that more and more plastic waste is ending up in soil and bodies of water. Researchers are particularly concerned about tiny micro- and nano-sized particles. It remains unclear how and to what extent they ...

Environment Aug 20, 2024

The overshoot myth: We can't keep burning fossil fuels and expect scientists of the future to get us back to 1.5°C

Record breaking fossil fuel production, all-time high greenhouse gas emissions and extreme temperatures. Like the proverbial frog in the heating pan of water, we refuse to respond to the climate and ecological crisis with ...

Environment Aug 17, 2024

Nigeria's Niger Delta biohazards: High radioactive levels detected

The Niger Delta, in southern Nigeria, is one of the most significant oil-producing regions in the world. It spans over 70,000 square kilometers and is also an area of great biodiversity, including mangroves, swamps and rainforests. ...

Earth Sciences Aug 15, 2024

'Mercury bomb' threatens millions as Arctic temperatures rise, study warns

The Yukon River flows west across Alaska toward the Bering Sea, eroding Arctic permafrost along its banks and transporting sediment downstream. Within that sediment lurks a toxic stowaway: mercury.

Earth Sciences Aug 14, 2024

Rising mercury pollution in soil could be related to climate change, study suggests

In 2017, the Minamata Convention on Mercury went into effect, designed to help curb mercury emissions and limit exposure across the globe. However, a new study of mercury levels in soil suggests that the treaty's provisions ...

Materials Science Aug 8, 2024

Finding pearls in the mud: Eco-friendly tungsten recovery from semiconductor waste

Semiconductor industry waste is typically seen as a costly disposal problem and an environmental hazard. But what if this waste could be transformed into a valuable resource?

Environment Aug 7, 2024

Study quantifies air pollution for NYC subway commuters: Disparities found

New York City subway commuters who are economically disadvantaged or belong to racial minority groups have the highest exposure to fine particulate matter during their commutes, according to a new study published August 7, ...

Environment Aug 7, 2024

Southern California's Salton Sea is now smelly all year long and making people's asthma worse: The culprit? Bacteria

The air quality is notoriously bad near the Salton Sea. As California's largest lake has continued to evaporate, it's become saltier and dustier, causing breathing problems for locals like Clark. Alongside the health problems ...

Environment Aug 6, 2024

New York City's fireworks display prompts temporary surge of air pollution

In 2023, roughly 60,000 firework shells exploded above Manhattan's East River as part of Macy's Fourth of July show. The resulting air pollutant levels were many times higher in the hours after the display than those seen ...

Optics & Photonics Jul 31, 2024

Physicists use light to probe deeper into the 'invisible' energy states of molecules

A new optical phenomenon has been demonstrated by an international team of scientists led by physicists at the University of Bath, with significant potential impact on pharmaceutical science, security, forensics, environmental ...

page 14 from 40